EP2818760A4 - Continuously variable transmission - Google Patents

Continuously variable transmission

Info

Publication number
EP2818760A4
EP2818760A4 EP12869468.4A EP12869468A EP2818760A4 EP 2818760 A4 EP2818760 A4 EP 2818760A4 EP 12869468 A EP12869468 A EP 12869468A EP 2818760 A4 EP2818760 A4 EP 2818760A4
Authority
EP
European Patent Office
Prior art keywords
continuously variable
variable transmission
continuously
transmission
variable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12869468.4A
Other languages
German (de)
French (fr)
Other versions
EP2818760A1 (en
Inventor
Yuki Aratsu
Akira Murakami
Hiroyuki Ogawa
Akira Hibino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of EP2818760A1 publication Critical patent/EP2818760A1/en
Publication of EP2818760A4 publication Critical patent/EP2818760A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/40—Gearings providing a continuous range of gear ratios in which two members co-operative by means of balls, or rollers of uniform effective diameter, not mounted on shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/26—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a spherical friction surface centered on its axis of revolution
    • F16H15/28—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a spherical friction surface centered on its axis of revolution with external friction surface

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
EP12869468.4A 2012-02-24 2012-02-24 Continuously variable transmission Withdrawn EP2818760A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2012/054641 WO2013125041A1 (en) 2012-02-24 2012-02-24 Continuously variable transmission

Publications (2)

Publication Number Publication Date
EP2818760A1 EP2818760A1 (en) 2014-12-31
EP2818760A4 true EP2818760A4 (en) 2015-12-02

Family

ID=49005256

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12869468.4A Withdrawn EP2818760A4 (en) 2012-02-24 2012-02-24 Continuously variable transmission

Country Status (8)

Country Link
US (1) US20150038285A1 (en)
EP (1) EP2818760A4 (en)
KR (1) KR101541673B1 (en)
CN (1) CN104136810B (en)
AU (1) AU2012370697B2 (en)
IN (1) IN2014DN06648A (en)
RU (1) RU2014134128A (en)
WO (1) WO2013125041A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7011600B2 (en) 2003-02-28 2006-03-14 Fallbrook Technologies Inc. Continuously variable transmission
WO2007061993A2 (en) 2005-11-22 2007-05-31 Fallbrook Technologies Inc Continuously variable transmission
WO2007067249A1 (en) 2005-12-09 2007-06-14 Fallbrook Technologies Inc. Continuously variable transmission
EP1811202A1 (en) 2005-12-30 2007-07-25 Fallbrook Technologies, Inc. A continuously variable gear transmission
EP2125469A2 (en) * 2007-02-01 2009-12-02 Fallbrook Technologies Inc. System and methods for control of transmission and/or prime mover
CN101861482B (en) 2007-11-16 2014-05-07 福博科知识产权有限责任公司 Controller for variable transmission
EP2234869B1 (en) 2007-12-21 2012-07-04 Fallbrook Technologies Inc. Automatic transmissions and methods therefor
US8535199B2 (en) 2008-06-06 2013-09-17 Fallbrook Intellectual Property Company Llc Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor
US8469856B2 (en) 2008-08-26 2013-06-25 Fallbrook Intellectual Property Company Llc Continuously variable transmission
KR101763655B1 (en) 2009-04-16 2017-08-01 폴브룩 인텔렉츄얼 프로퍼티 컴퍼니 엘엘씨 Stator assembly and shifting mechanism for a continuously variable transmission
JP6175450B2 (en) 2012-01-23 2017-08-02 フォールブルック インテレクチュアル プロパティー カンパニー エルエルシー Infinitely variable transmission, continuously variable transmission, method, assembly, subassembly and components thereof
US10400872B2 (en) * 2015-03-31 2019-09-03 Fallbrook Intellectual Property Company Llc Balanced split sun assemblies with integrated differential mechanisms, and variators and drive trains including balanced split sun assemblies
JP6714365B2 (en) 2016-01-15 2020-06-24 株式会社東海理化電機製作所 Switch device
US10047861B2 (en) 2016-01-15 2018-08-14 Fallbrook Intellectual Property Company Llc Systems and methods for controlling rollback in continuously variable transmissions
CN109154368B (en) * 2016-03-18 2022-04-01 福博科知识产权有限责任公司 Continuously variable transmission, system and method
US10023266B2 (en) 2016-05-11 2018-07-17 Fallbrook Intellectual Property Company Llc Systems and methods for automatic configuration and automatic calibration of continuously variable transmissions and bicycles having continuously variable transmissions
US20180135742A1 (en) * 2017-11-17 2018-05-17 Dana Limited, Ball Variator Continuously Variable Transmission
US11215268B2 (en) 2018-11-06 2022-01-04 Fallbrook Intellectual Property Company Llc Continuously variable transmissions, synchronous shifting, twin countershafts and methods for control of same
US11174922B2 (en) 2019-02-26 2021-11-16 Fallbrook Intellectual Property Company Llc Reversible variable drives and systems and methods for control in forward and reverse directions

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51150380U (en) * 1975-05-26 1976-12-01
WO2011114494A1 (en) * 2010-03-18 2011-09-22 トヨタ自動車株式会社 Continuously variable transmission

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS47448B1 (en) * 1966-07-08 1972-01-07
DE4126993A1 (en) * 1991-08-16 1993-02-18 Fichtel & Sachs Ag Drive hub for a vehicle, especially a bicycle, with a continuously variable transmission ratio.
US7166052B2 (en) * 2003-08-11 2007-01-23 Fallbrook Technologies Inc. Continuously variable planetary gear set
CN101166922B (en) * 2004-10-05 2011-02-09 瀑溪技术公司 Wireless variable transmission
US8313405B2 (en) * 2008-02-29 2012-11-20 Fallbrook Intellectual Property Company Llc Continuously and/or infinitely variable transmissions and methods therefor
US8398518B2 (en) * 2008-06-23 2013-03-19 Fallbrook Intellectual Property Company Llc Continuously variable transmission
US8167759B2 (en) * 2008-10-14 2012-05-01 Fallbrook Technologies Inc. Continuously variable transmission
KR101763655B1 (en) 2009-04-16 2017-08-01 폴브룩 인텔렉츄얼 프로퍼티 컴퍼니 엘엘씨 Stator assembly and shifting mechanism for a continuously variable transmission
CN102144112B (en) * 2009-12-02 2013-12-25 丰田自动车株式会社 Stepless transmission
JP2011190882A (en) 2010-03-15 2011-09-29 Toyota Motor Corp Continuously variable transmission
US20140094339A1 (en) * 2011-06-10 2014-04-03 Toyota Jidosha Kabushiki Kaisha Continuously variable transmission
JP5601420B2 (en) * 2011-06-10 2014-10-08 トヨタ自動車株式会社 Continuously variable transmission

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51150380U (en) * 1975-05-26 1976-12-01
WO2011114494A1 (en) * 2010-03-18 2011-09-22 トヨタ自動車株式会社 Continuously variable transmission

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013125041A1 *

Also Published As

Publication number Publication date
RU2014134128A (en) 2016-04-10
CN104136810B (en) 2016-10-19
KR101541673B1 (en) 2015-08-03
EP2818760A1 (en) 2014-12-31
WO2013125041A1 (en) 2013-08-29
US20150038285A1 (en) 2015-02-05
AU2012370697B2 (en) 2015-09-03
KR20140113721A (en) 2014-09-24
AU2012370697A1 (en) 2014-08-28
CN104136810A (en) 2014-11-05
IN2014DN06648A (en) 2015-05-22

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Legal Events

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AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20151104

RIC1 Information provided on ipc code assigned before grant

Ipc: F16H 15/28 20060101AFI20151029BHEP

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Effective date: 20160531